Car Problem Reports

Pontiac Grand Prix Check Engine Light Due to Vacuum Leak in EGR Tube

Pontiac Grand Prix Problem
9 Reports
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Model Years Affected: 1998, 2000, 2001, 2002, 2003

Exhaust & Emissions Affected: 3.8L V6

Average Mileage: 152,500 mi (135,000 mi - 170,000 mi)


The exhaust gas recirculation (EGR) tube which connects the EGR valve to the intake manifold may develop an engine vacuum leak, causing the Check Engine Light to illuminate with code P0171 and/or P0174 stored.

  • Visitor, , 170,000 mi

    Yes I just had it hooked up to see why my engine light came on and it was the ETR, I am beginning to believe the car is like my old FORD FIX ON ROAD DAILY>

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